USACO13JAN - 题库

ID	题目显示标签隐藏标签	AC / 尝试	难度
3688	3688 [USACO13JAN] Mirrors B USACO13JAN	0 / 0	(无)
3689	3689 [USACO13JAN] Liars and Truth Tellers B USACO13JAN	0 / 0	(无)
3888	3888 [USACO13JAN] Mirrors B USACO13JAN	0 / 0	(无)
3889	3889 [USACO13JAN] Liars and Truth Tellers B USACO13JAN	0 / 0	(无)
3988	3988 [USACO13JAN] Mirrors B USACO13JAN	0 / 0	(无)
3989	3989 [USACO13JAN] Liars and Truth Tellers B USACO13JAN	0 / 0	(无)
4943	4943 [USACO13JAN] Mirrors B USACO13JAN	0 / 0	(无)
4944	4944 [USACO13JAN] Liars and Truth Tellers B USACO13JAN	0 / 0	(无)

根据当前过滤条件随机选择一道题

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